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參數(shù)資料
| 型號： | AFBR-700SDZ |
| 元件分類： | 光收發(fā) |
| 英文描述： | FIBER OPTIC TRANSCEIVER, 840-860nm, 10000Mbps(Tx), 10000Mbps(Rx), PANEL MOUNT, LC CONNECTOR |
| 封裝： | ROHS COMPLIANT PACKAGE-20 |
| 文件頁數(shù)： | 13/19頁 |
| 文件大?。?/td> | 445K |
| 代理商： | AFBR-700SDZ |
3
Figure 1. Transceiver functional diagram
Transmit Fault (TX_FAULT)
A catastrophic laser fault will activate the transmitter
signal, TX_FAULT, and disable the laser. This signal is
anopencollectoroutput(pull-uprequiredonthehost
board). A low signal indicates normal laser operation
and a high signal indicates a fault. The TX_FAULT will
belatchedhighwhenalaserfaultoccursandiscleared
bytogglingtheTX_DISABLEinputorpowercyclingthe
transceiver.Thetransmitterfaultconditioncanalsobe
monitoredviathetwo-wireserialinterface(addressA2,
byte110,bit2).
LIGHT FROM FIBER
LIGHT TO FIBER
PHOTO-DETECTOR
RECEIVER
AMPLIFICATION
& QUANTIZATION
RD+ (RECEIVE DATA)
RD– (RECEIVE DATA)
RX_LOS
VCSEL
TRANSMITTER
LASER
DRIVER &
SAFETY
CIRCUITRY
TX_DISABLE
TD+ (TRANSMIT DATA)
TD– (TRANSMIT DATA)
TX_FAULT
ELECTRICAL INTERFACE
SDA
SCL
MOD-ABS
CONTROLLER & MEMORY
OPTICAL INTERFACE
RS0
RS1
Transmitter Section
The transmitter section includes the Transmitter Opti-
calSub-Assembly(TOSA)andlaserdrivercircuitry.The
TOSA,containinganAvagodesignedandmanufactured
850 nmVCSEL (Vertical Cavity Surface Emitting Laser)
lightsource,islocatedattheopticalinterfaceandmates
withtheLCopticalconnector.TheTOSAisdrivenbyan
ICwhichusestheincomingdifferentialhighspeedlogic
signaltomodulatethelaserdiodedrivercurrent.ThisTx
laserdrivercircuitregulatestheopticalpoweratacon-
stantlevelprovidedtheincomingdatapatternisDCbal-
anced.
Transmit Disable (TX_DISABLE)
The AFBR-700SDZ accepts an LVTTL compatible trans-
mitdisablecontrolsignalinputwhichshutsdownthe
transmitteropticaloutput.Ahighsignalimplementsthis
functionwhilealowsignalallowsnormaltransceiverop-
eration.Intheeventofafault(e.g.eyesafetycircuitac-
tivated),cyclingthiscontrolsignalresetsthemoduleas
depictedinFigure6.Aninternalpullupresistordisables
thetransceivertransmitteruntilthehostpullstheinput
low.TX_DISABLEcanalsobeassertedviathetwo-wire
interface(addressA2h,byte110,bit6)andmonitored
(addressA2h,byte110,bit7).
ThecontentsofA2h,byte110,bit6arelogicOR’dwith
hardwareTX_DISABLE(contact3)tocontroltransmitter
operation.
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| AFBR-703ASDZ | 功能描述:光纖發(fā)射器、接收器、收發(fā)器 Transceiver RoHS:否 制造商:Omron Electronics 產(chǎn)品:Transmitters 數(shù)據(jù)速率:3.5 Gbps 波長:850 nm 最大工作溫度: 最小工作溫度: 封裝 / 箱體: 封裝: |
| AFBR-703ASMZ | 制造商:Avago Technologies 功能描述: |
| AFBR-703SDDZ | 功能描述:光纖發(fā)射器、接收器、收發(fā)器 Transceiver RoHS:否 制造商:Omron Electronics 產(chǎn)品:Transmitters 數(shù)據(jù)速率:3.5 Gbps 波長:850 nm 最大工作溫度: 最小工作溫度: 封裝 / 箱體: 封裝: |
| AFBR-703SDZ | 功能描述:光纖發(fā)射器、接收器、收發(fā)器 Transceiver RoHS:否 制造商:Omron Electronics 產(chǎn)品:Transmitters 數(shù)據(jù)速率:3.5 Gbps 波長:850 nm 最大工作溫度: 最小工作溫度: 封裝 / 箱體: 封裝: |
| AFBR-703SDZ-AN1 | 制造商:Avago Technologies 功能描述:10GB ETHERNET, 850 NM, 10GBASE-SR, SFP+ TRANSCEIVER - Bulk |
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